A twin pack, high performance hydroxy functional acrylic co-polymer cured with a cyclo-aliphatic di-isocyanate adduct, which exhibits excellent protection against environmental damage caused by weathering (U.V. heat & thermal shock) & industrial chemical attack. Corpro 800 P.U. has excellent adhesion to almost all substrates. The product also exhibits a high gloss finish, which is resistant to staining, scratching & is easy to maintain